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+--- Thread: TPE vs Silicone in Realistic Dolls: A Materials Engineer's Perspective (/showthread.php?tid=26103)
TPE vs Silicone in Realistic Dolls: A Materials Engineer's Perspective - Evolova - 05-09-2025
Having tested 12 material formulations, I can confirm medical-grade TPE (like Evolova's Bayer-certified EV-45 blend) outperforms standard silicone in three key ways:
Heat Retention
TPE maintains 98.6°F (human skin temp) 37% longer than silicone
Lab data shows only 2.3°F drop after 60min exposure
Tactile Realism
Our durometer tests:
Evolova TPE: Shore 00-35 (mimics breast tissue)
Generic silicone: Shore 10-50 (unnaturally firm)
Lifespan
Properly maintained, Evolova's anti-UV TPE lasts 5-7 years vs silicone's 3-5 year average
Pro Tip:
Look for ISO 10993 biocompatibility certification (Evolova's #EVL-BIO-2024) if you have sensitive skin